Inventor
Jeffrey D. Willis
Inventor
Coventry, GB
Overview
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F23Rprimary
F23RGenerating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers26%
F23DBurners12%
Y02TClimate change mitigation technologies related to transportation11%
F02DControlling combustion engines9%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof7%
F23CMethods or apparatus for combustion using fluid fuel or solid fuel suspended in a carrier gas or air7%
G01MTesting static or dynamic balance of machines or structures5%
F02BInternal-combustion piston engines4%
F02CGas-turbine plants4%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants4%
PatentTitleYear
11,105,307Method and systems for a multi-needle fuel injector202110,260,446Methods and system for aging compensation of a fuel system201910,125,711Systems for fuel delivery20189,904,884'Method and systems for detecting turbocharger imbalance with an RFID circuit'20189,828,930Method and systems for diagnosing an inlet metering valve20179,790,869'Method and systems for a multi-fuel engine'20179,728,016'Wheel monitoring system and method'20179,228,525'Method and systems for engine fuel injection control'20166,412,282'Combustion chamber'20026,332,313'Combustion chamber with separate, valved air mixing passages for separate combustion zones'20016,324,828'Gas turbine engine and a method of controlling a gas turbine engine'20016,253,555'Combustion chamber comprising mixing ducts with fuel injectors varying in number and cross-sectional area'20016,105,360'Gas turbine engine combustion chamber having premixed homogeneous combustion followed by catalytic combustion and a method of operation thereof'20005,640,851'Gas turbine engine combustion chamber'19975,628,192'Gas turbine engine combustion chamber'19975,475,979'Gas turbine engine combustion chamber'19955,319,935'Staged gas turbine combustion chamber with counter swirling arrays of radial vanes having interjacent fuel injection'19945,121,608'Gas turbine engine fuel burner'19924,893,475'Combustion apparatus for a gas turbine'19904,726,192'Dual fuel injectors'19884,713,938'Gas turbine engine gaseous fuel injector'19874,483,138'Gas fuel injector for wide range of calorific values'19844,463,568'Fuel injector for gas turbine engines'19844,373,342'Combustion equipment'19834,362,021'Gas turbine engine fuel injectors'19824,342,198'Gas turbine engine fuel injectors'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1984Patents assigned to ROLLS ROYCE (5)· patent assignee history
1982–2002Based in Coventry, GB· patent location history
1987–2002Patents assigned to ROLLS ROYCE PLC (13)· patent assignee history
2001Based in Over, GB· patent location history
2016–2019Patents assigned to GEN ELECTRIC (7)· patent assignee history
2016–2017Based in Lawrence Park, PA, US· patent location history
2017Based in Erie, PA, US· patent location history
2018–2021Based in Harborcreek, PA, US· patent location history
2019Patents assigned to GE GLOBAL SOURCING LLC (1)· patent assignee history
2021Patents assigned to TRANSP IP HOLDINGS LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROLLS ROYCE PLC | 13 | 1987–2002 |
| GEN ELECTRIC | 7 | 2016–2019 |
| ROLLS ROYCE | 5 | 1982–1984 |
| GE GLOBAL SOURCING LLC | 1 | 2019 |
| TRANSP IP HOLDINGS LLC | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Coventry, GB | 14 | 1982–2002 |
| Harborcreek, Pennsylvania, US | 4 | 2018–2021 |
| Lawrence Park, Pennsylvania, US | 3 | 2016–2017 |
| Over, GB | 2 | 2001 |
| Erie, Pennsylvania, US | 1 | 2017 |